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Are class names in CSS selectors case sensitive?

...ectors. But HTML class names are case-sensitive (see the attribute definition), and that's causing a mismatch in your second example. This has not changed in HTML5.1 This is because the case-sensitivity of selectors is dependent on what the document language says: All Selectors syntax is case-...
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Difference between DTO, VO, POJO, JavaBeans?

Have seen some similar questions: 7 Answers 7 ...
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Is GridFS fast and reliable enough for production?

... but the server has plenty storage space : 10Tb (sata) in raid 0 configuration. The job the server is doing is very simple: Each product on our price-comparer has an image (there are around 10 million products according to our product db), and the servers job is to download the image, resize it, st...
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SQL Server indexes - ascending or descending, what difference does it make?

... an index on a column or number of columns in MS SQL Server (I'm using version 2005), you can specify that the index on each column be either ascending or descending. I'm having a hard time understanding why this choice is even here. Using binary sort techniques, wouldn't a lookup be just as fast ei...
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Is it necessary to write HEAD, BODY and HTML tags?

...ys sought to be consistent with existing web pages, and the very early versions of HTML didn't define those elements. When HTML 2.0 first did, it was done in a way that the tags would be inferred when missing. I often find it convenient to omit the tags when prototyping and especially when writing ...
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When should I use a table variable vs temporary table in sql server?

... table variable is better than temp table because table variable uses less IO operations than temp table. 6 Answers ...
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Directive isolate scope with ng-repeat scope in AngularJS

... Okay, through a lot of the comments above, I have discovered the confusion. First, a couple of points of clarification: ngRepeat does not affect your chosen isolate scope the parameters passed into ngRepeat for use on your directive's attributes do use a prototypically-inherited scope the reas...
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What is the meaning of “POSIX”?

... standards, specified by the IEEE, to clarify and make uniform the application programming interfaces (and ancillary issues, such as commandline shell utilities) provided by Unix-y operating systems. When you write your programs to rely on POSIX standards, you can be pretty sure to be able to port ...
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How to check file MIME type with javascript before upload?

I have read this and this questions which seems to suggest that the file MIME type could be checked using javascript on client side. Now, I understand that the real validation still has to be done on server side. I want to perform a client side checking to avoid unnecessary wastage of server res...
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Why would I ever use push_back instead of emplace_back?

C++11 vectors have the new function emplace_back . Unlike push_back , which relies on compiler optimizations to avoid copies, emplace_back uses perfect forwarding to send the arguments directly to the constructor to create an object in-place. It seems to me that emplace_back does everything p...